Waterlands
Fourmile Run
USGS · 01652500
FOURMILE RUN
USGS · 01652500LIVE

FOURMILE RUN AT ALEXANDRIA, VA

ARLINGTON, VA38.8433°N, -77.0859°W Updated 15 hr ago
FLOW RATE
3cfs
GAUGE HT
4.08ft
AIR TEMP
80°F
WIND
8mph ENE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
3cfs 31.2% vs avg
Optimal band: 3–5 cfs
PERIOD HIGH
89cfs
PERIOD LOW
3cfs
RUNNABLE
58%
last 30 day in band

Gauge Height

4.08ft
Precipitation History
Your History · FOURMILE RUN AT ALEXANDRIA, VA

Track your history

Sign in to track your sessions at FOURMILE RUN AT ALEXANDRIA, VA — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
84°
75°
MON
87°
67°
TUE
92°
67°
WED
101°
71°
THU
98°
79°
FRI
86°
70°
SAT
87°
67°
TIME
SUN
4
NOW
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
TEMP
hourly forecast
84°
mild
84°
83°
82°
80°
79°
78°
77°
75°
75°
74°
73°
73°
72°
68°
67°
68°
71°
75°
77°
79°
82°
85°
86°
87°
87°
87°
86°
85°
83°
79°
77°
75°
73°
72°
70°
69°
69°
68°
67°
68°
72°
77°
81°
85°
87°
90°
91°
92°
92°
92°
91°
88°
83°
78°
76°
74°
74°
73°
72°
72°
71°
71°
71°
73°
78°
83°
88°
91°
94°
96°
98°
100°
101°
101°
100°
97°
91°
87°
85°
84°
83°
82°
82°
81°
81°
81°
79°
80°
83°
87°
90°
92°
94°
96°
98°
95°
94°
95°
92°
91°
85°
83°
82°
80°
79°
77°
75°
73°
71°
70°
70°
71°
72°
74°
76°
WIND
mph · gust · dir
11mph E
G 16 mph
11
G16
E
9
G13
SE
5
G8
S
7
G15
SSE
6
G15
SSE
6
G12
SE
5
G11
SE
4
G11
SE
4
G11
SE
3
G9
SSE
2
G9
SSE
1
G3
ESE
3
G5
NE
3
G6
NNE
3
G6
N
2
G5
N
4
G8
NNE
4
G7
E
5
G10
E
6
G10
ESE
6
G9
SE
6
G8
SE
6
G7
SE
7
G8
ESE
7
G9
ESE
7
G9
SE
7
G9
SE
6
G8
SE
4
G7
SE
3
G7
SSE
6
G12
S
2
G7
S
4
G9
S
4
G9
S
4
G9
S
1
G5
SW
1
G4
NE
3
G8
SSW
2
G6
S
1
G4
W
3
G4
WSW
3
W
3
SW
2
SW
3
SW
4
SW
4
SW
5
SW
5
SW
6
SW
6
SW
6
G11
SSW
5
G12
SSW
5
G13
SSW
6
G13
SSW
6
G13
SSW
6
G15
SW
6
G18
SW
5
G18
SW
5
G15
SW
4
G11
SW
4
G8
WSW
3
G5
WSW
3
G4
W
4
G6
W
5
G8
W
6
G10
WNW
7
G9
WNW
7
G8
WNW
6
G7
WNW
6
G7
WNW
6
G7
W
7
G8
W
7
G8
W
6
G9
W
6
G13
SW
6
G11
SSW
5
G18
SSW
4
G22
SW
4
G14
W
4
G9
WSW
4
G9
WSW
3
G4
WNW
3
NW
3
G4
NNW
3
G5
N
3
NNW
4
G5
NNW
4
G7
NNW
4
G7
NW
8
G12
NW
10
G15
NW
10
G14
WNW
11
G15
WNW
10
G17
WNW
17
G19
NNW
13
G21
NW
14
G20
NW
14
G20
NW
13
G21
NNW
11
G24
NNW
12
G27
NW
11
G28
NW
11
G28
NNW
11
G28
NNW
10
G27
NNW
9
G25
NNW
8
G21
NNW
6
G16
NNW
6
G13
NNW
6
G14
NNW
8
G17
NNW
8
G19
NNW
9
G18
NNW
9
G16
NNW
PRECIP
chance %
12%
12%
20%
10%
9%
4%
2%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
7%
7%
7%
7%
7%
7%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
3%
3%
3%
3%
3%
3%
7%
7%
7%
7%
7%
7%
1%
1%
1%
1%
1%
1%
1%
1%
CLOUDS
cover %
79%
mostly
79%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
87%
91%
100%
100%
17%
67%
100%
100%
89%
100%
100%
100%
100%
61%
1%
0%
0%
0%
0%
0%
90%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
6%
0%
6%
6%
10%
10%
60%
100%
11%
6%
11%
6%
0%
23%
50%
100%
100%
100%
100%
100%
89%
100%
100%
57%
100%
100%
34%
90%
99%
24%
20%
19%
17%
47%
19%
15%
53%
12%
9%
17%
30%
35%
27%
13%
2%
0%
1%
PRESSURE
hPa · trend
1018
10181020102010211020102010201020101710161014101410101010100910091007101010131016
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:53 AM
SUNSET
08:34 PM
14H 41M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

38.8433, -77.0859
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #01652500·USGS

Create a free account to save favorites, set flow alerts, and track conditions

Sign up free